Here's the article about the ban: https://cointelegraph.com/news/ban-complete-china-blocks-foreign-crypto-exchanges-to-counter-financial-risks

This does seem to be the real deal, and I have to say I'm glad. Not because I don't want Chinese citizens to be able to buy crypto, but because this government and its FUD has been the cause of a number of dips. If they're out of the market, we won't have to deal with this mess again. Not from them, anyway.